When sampling according to the method specified in GB/T 10322.1, the test method specified in this standard uses the stop-band sampling method in GB/T 10322.1 as the standard method to check the sampling deviation of iron ore.
GB/T 10322.4-2000 history
2014GB/T 10322.4-2014 Iron ores.Experimental methods for checking the bias of sampling
2000GB/T 10322.4-2000 Iron ores-Experimental methods for checking the bias of sampling